diff options
| author | Shenghou Ma <minux@golang.org> | 2014-08-12 20:58:05 -0400 |
|---|---|---|
| committer | Shenghou Ma <minux@golang.org> | 2014-08-12 20:58:05 -0400 |
| commit | aa440488c960620581115b2a708fb41105e596c2 (patch) | |
| tree | f901fa8b3c1c6b7a84c346d85d914f050206268f /src/cmd | |
| parent | 7bdf31242ed0e8125e3896669da76ed0d52589df (diff) | |
| download | go-aa440488c960620581115b2a708fb41105e596c2.tar.gz | |
[dev.power64] cmd/9c: fix endian issue in integer to floating point conversion
LGTM=rsc
R=rsc, iant
CC=golang-codereviews
https://codereview.appspot.com/129850043
Diffstat (limited to 'src/cmd')
| -rw-r--r-- | src/cmd/9c/txt.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/src/cmd/9c/txt.c b/src/cmd/9c/txt.c index 345976cf2..84aeb4d8a 100644 --- a/src/cmd/9c/txt.c +++ b/src/cmd/9c/txt.c @@ -962,13 +962,22 @@ gmove(Node *f, Node *t) regsalloc(&fxrat, t); /* should be type float */ gins(AMOVW, nodconst(0x43300000L), &fxc0); gins(AMOVW, f, &fxc2); - gins(AMOVW, &fxc0, &fxrat); gins(AXOR, nodconst(0x80000000L), &fxc2); - fxc1 = fxrat; - fxc1.type = nodrat->type; - fxc1.etype = nodrat->etype; - fxc1.xoffset += SZ_LONG; - gins(AMOVW, &fxc2, &fxc1); + if(ctxt->arch->endian == BigEndian) { + gins(AMOVW, &fxc0, &fxrat); + fxc1 = fxrat; + fxc1.type = nodrat->type; + fxc1.etype = nodrat->etype; + fxc1.xoffset += SZ_LONG; + gins(AMOVW, &fxc2, &fxc1); + } else { + gins(AMOVW, &fxc2, &fxrat); + fxc1 = fxrat; + fxc1.type = nodrat->type; + fxc1.etype = nodrat->etype; + fxc1.xoffset += SZ_LONG; + gins(AMOVW, &fxc0, &fxc1); + } regfree(&fxc2); regfree(&fxc0); regalloc(&nod, t, t); /* should be type float */ |